DE3883113T2 - Saugfähige Verbundmaterialien und diese enthaltende Artikel. - Google Patents
Saugfähige Verbundmaterialien und diese enthaltende Artikel.Info
- Publication number
- DE3883113T2 DE3883113T2 DE88308008T DE3883113T DE3883113T2 DE 3883113 T2 DE3883113 T2 DE 3883113T2 DE 88308008 T DE88308008 T DE 88308008T DE 3883113 T DE3883113 T DE 3883113T DE 3883113 T2 DE3883113 T2 DE 3883113T2
- Authority
- DE
- Germany
- Prior art keywords
- absorbent
- gelling agent
- particles
- structures
- composite
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000002250 absorbent Substances 0.000 title claims abstract description 217
- 230000002745 absorbent Effects 0.000 title claims abstract description 215
- 239000002131 composite material Substances 0.000 title claims abstract description 117
- 239000000835 fiber Substances 0.000 claims abstract description 154
- 239000012530 fluid Substances 0.000 claims abstract description 152
- 229920001410 Microfiber Polymers 0.000 claims abstract description 134
- 239000003658 microfiber Substances 0.000 claims abstract description 134
- 239000002245 particle Substances 0.000 claims abstract description 131
- 239000003349 gelling agent Substances 0.000 claims abstract description 119
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 23
- 238000012549 training Methods 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims description 83
- 210000002700 urine Anatomy 0.000 claims description 35
- 239000001913 cellulose Substances 0.000 claims description 34
- 210000004914 menses Anatomy 0.000 claims description 33
- -1 polyacrylics Polymers 0.000 claims description 33
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 21
- 229920003124 powdered cellulose Polymers 0.000 claims description 21
- 235000019814 powdered cellulose Nutrition 0.000 claims description 21
- 239000000203 mixture Substances 0.000 claims description 19
- 229920000642 polymer Polymers 0.000 claims description 17
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 16
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 15
- 239000004743 Polypropylene Substances 0.000 claims description 14
- 229920001155 polypropylene Polymers 0.000 claims description 14
- 235000010980 cellulose Nutrition 0.000 claims description 13
- 229920002678 cellulose Polymers 0.000 claims description 13
- 229920002472 Starch Polymers 0.000 claims description 9
- 239000004744 fabric Substances 0.000 claims description 9
- 239000008107 starch Substances 0.000 claims description 9
- 235000019698 starch Nutrition 0.000 claims description 9
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000002209 hydrophobic effect Effects 0.000 claims description 7
- 229920000058 polyacrylate Polymers 0.000 claims description 7
- 229920000728 polyester Polymers 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 7
- 229920000098 polyolefin Polymers 0.000 claims description 6
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 5
- 239000004952 Polyamide Substances 0.000 claims description 5
- 239000004793 Polystyrene Substances 0.000 claims description 5
- 229920002647 polyamide Polymers 0.000 claims description 5
- 229920002223 polystyrene Polymers 0.000 claims description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 4
- 239000005995 Aluminium silicate Substances 0.000 claims description 2
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 235000012211 aluminium silicate Nutrition 0.000 claims description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 2
- 235000010216 calcium carbonate Nutrition 0.000 claims description 2
- 239000004927 clay Substances 0.000 claims description 2
- 229920001577 copolymer Polymers 0.000 claims description 2
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 2
- 229920002635 polyurethane Polymers 0.000 claims description 2
- 239000004814 polyurethane Substances 0.000 claims description 2
- 239000011496 polyurethane foam Substances 0.000 claims description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 2
- 235000017550 sodium carbonate Nutrition 0.000 claims description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 2
- 235000011152 sodium sulphate Nutrition 0.000 claims description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims 1
- 230000003247 decreasing effect Effects 0.000 claims 1
- 206010021639 Incontinence Diseases 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 3
- 238000010348 incorporation Methods 0.000 abstract description 2
- 239000000499 gel Substances 0.000 description 51
- 239000000306 component Substances 0.000 description 48
- 239000010410 layer Substances 0.000 description 25
- 239000000047 product Substances 0.000 description 24
- 239000000243 solution Substances 0.000 description 22
- 238000012360 testing method Methods 0.000 description 22
- 238000000034 method Methods 0.000 description 20
- 210000001124 body fluid Anatomy 0.000 description 17
- 239000010839 body fluid Substances 0.000 description 17
- 239000007788 liquid Substances 0.000 description 17
- 238000010521 absorption reaction Methods 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 238000002835 absorbance Methods 0.000 description 12
- 239000000017 hydrogel Substances 0.000 description 12
- 229920001353 Dextrin Polymers 0.000 description 11
- 239000004375 Dextrin Substances 0.000 description 11
- 235000019425 dextrin Nutrition 0.000 description 11
- 239000000178 monomer Substances 0.000 description 11
- 239000004698 Polyethylene Substances 0.000 description 10
- 229920000573 polyethylene Polymers 0.000 description 10
- 239000000725 suspension Substances 0.000 description 10
- 239000002657 fibrous material Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000011068 loading method Methods 0.000 description 8
- 230000008961 swelling Effects 0.000 description 8
- 241001122767 Theaceae Species 0.000 description 7
- 239000002253 acid Substances 0.000 description 7
- 239000011236 particulate material Substances 0.000 description 7
- 229910001868 water Inorganic materials 0.000 description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 6
- 230000001070 adhesive effect Effects 0.000 description 6
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 238000010998 test method Methods 0.000 description 6
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 5
- 229920001131 Pulp (paper) Polymers 0.000 description 5
- 239000008280 blood Substances 0.000 description 5
- 210000004369 blood Anatomy 0.000 description 5
- 238000005119 centrifugation Methods 0.000 description 5
- 239000003431 cross linking reagent Substances 0.000 description 5
- 239000012153 distilled water Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000002175 menstrual effect Effects 0.000 description 5
- 210000003097 mucus Anatomy 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000035882 stress Effects 0.000 description 5
- 239000006228 supernatant Substances 0.000 description 5
- GPRLSGONYQIRFK-MNYXATJNSA-N triton Chemical group [3H+] GPRLSGONYQIRFK-MNYXATJNSA-N 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 241001494479 Pecora Species 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 239000004310 lactic acid Substances 0.000 description 3
- 235000014655 lactic acid Nutrition 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 239000002356 single layer Substances 0.000 description 3
- 239000011780 sodium chloride Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 229920001169 thermoplastic Polymers 0.000 description 3
- 239000004416 thermosoftening plastic Substances 0.000 description 3
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- LOKCTEFSRHRXRJ-UHFFFAOYSA-I dipotassium trisodium dihydrogen phosphate hydrogen phosphate dichloride Chemical compound P(=O)(O)(O)[O-].[K+].P(=O)(O)([O-])[O-].[Na+].[Na+].[Cl-].[K+].[Cl-].[Na+] LOKCTEFSRHRXRJ-UHFFFAOYSA-I 0.000 description 2
- 238000011067 equilibration Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000002736 nonionic surfactant Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000002953 phosphate buffered saline Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000002964 rayon Substances 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 239000012088 reference solution Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- DZSVIVLGBJKQAP-UHFFFAOYSA-N 1-(2-methyl-5-propan-2-ylcyclohex-2-en-1-yl)propan-1-one Chemical compound CCC(=O)C1CC(C(C)C)CC=C1C DZSVIVLGBJKQAP-UHFFFAOYSA-N 0.000 description 1
- 239000011165 3D composite Substances 0.000 description 1
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 241000115929 Anabolia appendix Species 0.000 description 1
- 101100078300 Caenorhabditis elegans mtm-9 gene Proteins 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 229920004934 Dacron® Polymers 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- DAKWPKUUDNSNPN-UHFFFAOYSA-N Trimethylolpropane triacrylate Chemical compound C=CC(=O)OCC(CC)(COC(=O)C=C)COC(=O)C=C DAKWPKUUDNSNPN-UHFFFAOYSA-N 0.000 description 1
- 239000013504 Triton X-100 Substances 0.000 description 1
- 229920004890 Triton X-100 Polymers 0.000 description 1
- 150000008065 acid anhydrides Chemical class 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 229940075564 anhydrous dibasic sodium phosphate Drugs 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000012503 blood component Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 235000011148 calcium chloride Nutrition 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 238000011088 calibration curve Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 239000008119 colloidal silica Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000012792 core layer Substances 0.000 description 1
- 239000011258 core-shell material Substances 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
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- 238000001914 filtration Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000002223 garnet Substances 0.000 description 1
- 230000002496 gastric effect Effects 0.000 description 1
- 239000000156 glass melt Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012417 linear regression Methods 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229940045641 monobasic sodium phosphate Drugs 0.000 description 1
- 229910000403 monosodium phosphate Inorganic materials 0.000 description 1
- 235000019799 monosodium phosphate Nutrition 0.000 description 1
- 230000000510 mucolytic effect Effects 0.000 description 1
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical compound C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
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- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000005297 pyrex Substances 0.000 description 1
- 239000004627 regenerated cellulose Substances 0.000 description 1
- 238000000611 regression analysis Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- 230000000717 retained effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
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- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000003460 sulfonic acids Chemical class 0.000 description 1
- 239000010414 supernatant solution Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 239000012756 surface treatment agent Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 235000012222 talc Nutrition 0.000 description 1
- VPYJNCGUESNPMV-UHFFFAOYSA-N triallylamine Chemical compound C=CCN(CC=C)CC=C VPYJNCGUESNPMV-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/18—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing inorganic materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/24—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/48—Surfactants
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers
- A61F2013/51002—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers with special fibres
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Materials Engineering (AREA)
- Hematology (AREA)
- Vascular Medicine (AREA)
- Inorganic Chemistry (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Nonwoven Fabrics (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/091,805 US4865596A (en) | 1987-09-01 | 1987-09-01 | Composite absorbent structures and absorbent articles containing such structures |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3883113D1 DE3883113D1 (de) | 1993-09-16 |
| DE3883113T2 true DE3883113T2 (de) | 1993-12-02 |
Family
ID=22229737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE88308008T Expired - Lifetime DE3883113T2 (de) | 1987-09-01 | 1988-08-30 | Saugfähige Verbundmaterialien und diese enthaltende Artikel. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4865596A (xx) |
| EP (1) | EP0306262B1 (xx) |
| JP (1) | JP2716474B2 (xx) |
| AT (1) | ATE92771T1 (xx) |
| CA (1) | CA1303831C (xx) |
| DE (1) | DE3883113T2 (xx) |
| ES (1) | ES2042757T3 (xx) |
| GR (1) | GR3008729T3 (xx) |
Families Citing this family (88)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4940621A (en) * | 1988-09-19 | 1990-07-10 | Clean-Pak, Inc. | Absorbent pad and method for constructing same |
| US5022945A (en) * | 1988-09-19 | 1991-06-11 | Clean-Pak, Inc. | Method for constructing absorbent pad |
| US5030229A (en) * | 1990-01-12 | 1991-07-09 | Chicopee | Disposable urinary pad |
| US5227107A (en) * | 1990-08-07 | 1993-07-13 | Kimberly-Clark Corporation | Process and apparatus for forming nonwovens within a forming chamber |
| US5591149A (en) * | 1992-10-07 | 1997-01-07 | The Procter & Gamble Company | Absorbent article having meltblown components |
| US5382245A (en) * | 1991-07-23 | 1995-01-17 | The Procter & Gamble Company | Absorbent articles, especially catamenials, having improved fluid directionality |
| US5460622A (en) * | 1991-01-03 | 1995-10-24 | The Procter & Gamble Company | Absorbent article having blended multi-layer absorbent structure with improved integrity |
| US5486167A (en) * | 1991-01-03 | 1996-01-23 | The Procter & Gamble Company | Absorbent article having blended multi-layer absorbent structure with improved integrity |
| CA2073815C (en) * | 1991-07-23 | 1998-05-05 | Clemson University Research Foundation | Absorbent articles, especially catamenials, having improved fluid directionality, comfort and fit |
| CA2073849C (en) * | 1991-07-23 | 1997-12-23 | Clemson University Research Foundation | Fluid handling structure for use in absorbent articles |
| US5681300A (en) * | 1991-12-17 | 1997-10-28 | The Procter & Gamble Company | Absorbent article having blended absorbent core |
| US5478308A (en) * | 1992-04-02 | 1995-12-26 | New Dimensions In Medicine, Inc. | Wound packing and package therefor |
| US5695456A (en) * | 1992-04-02 | 1997-12-09 | Ndm, Inc. | Wound packing and package therefor |
| US5429589A (en) * | 1992-04-02 | 1995-07-04 | New Dimensions In Medicine, Inc. | Hydrogel gauze wound dressing |
| US5762620A (en) * | 1992-04-02 | 1998-06-09 | Ndm Acquisition Corp. | Wound dressing containing a partially dehydrated hydrogel |
| US5423736A (en) * | 1992-04-02 | 1995-06-13 | New Dimensions In Medicine, Inc. | Wound dressing with dehydrated hydrogel gauze |
| JP2702852B2 (ja) * | 1992-07-31 | 1998-01-26 | 花王株式会社 | 吸収性物品 |
| FR2698385B1 (fr) * | 1992-11-20 | 1995-02-10 | Peaudouce | Matériau non tissé composite et son application à tout article d'hygiène absorbant. |
| FR2698384B1 (fr) * | 1992-11-20 | 1995-02-10 | Peaudouce | Matériau non tissé multicouche et article d'hygiène absorbant comportant un tel matériau. |
| US5843064A (en) * | 1992-11-20 | 1998-12-01 | Peaudouce | Non woven material and hygienic absorbent article comprising such material |
| US5350370A (en) * | 1993-04-30 | 1994-09-27 | Kimberly-Clark Corporation | High wicking liquid absorbent composite |
| IT1270421B (it) | 1993-06-04 | 1997-05-05 | P & G Spa | Articolo assorbente, ad esempio per la realizzazione di prodotti assorbenti igienici, con regione di ricezione del fluido ad elevata voluminosita' |
| AU7990694A (en) * | 1993-10-28 | 1995-05-22 | Kroyer, Ingelise | Method of producing flow lines in a sanitary product |
| EP0729335B1 (en) * | 1993-11-16 | 2006-07-12 | The Procter & Gamble Company | Absorbent article having blended multi-layer absorbent structure with improved integrity |
| US6046377A (en) * | 1993-11-23 | 2000-04-04 | Kimberly-Clark Worldwide, Inc. | Absorbent structure comprising superabsorbent, staple fiber, and binder fiber |
| US5436066A (en) * | 1993-12-30 | 1995-07-25 | Kimberly-Clark Corporation | Absorbent composition including a microfiber |
| US5516572A (en) * | 1994-03-18 | 1996-05-14 | The Procter & Gamble Company | Low rewet topsheet and disposable absorbent article |
| CA2129210A1 (en) * | 1994-03-31 | 1995-10-01 | Debra Jean Mcdowall | Liquid distribution layer for absorbent articles |
| CA2142128A1 (en) * | 1994-07-29 | 1996-01-30 | Paulette Mary Rosch | Disposable swimwear |
| US6497694B1 (en) † | 1994-07-29 | 2002-12-24 | Kimberly-Clark Worldwide, Inc. | Disposable waste containment garment |
| US5702377A (en) * | 1994-09-01 | 1997-12-30 | Kimberly-Clark Worldwide, Inc. | Wet liner for child toilet training aid |
| US5614295A (en) * | 1994-12-21 | 1997-03-25 | Kimberly-Clark Corporation | Liquid distribution and retention medium |
| US5645542A (en) * | 1994-12-29 | 1997-07-08 | Kimberly-Clark Worldwide, Inc. | Elastomeric absorbent structure |
| US5849000A (en) * | 1994-12-29 | 1998-12-15 | Kimberly-Clark Worldwide, Inc. | Absorbent structure having improved liquid permeability |
| SE508626C2 (sv) * | 1994-12-30 | 1998-10-19 | Sca Hygiene Prod Ab | Ett material med hög absorptionskapacitet samt en absorberande struktur och ett absorberande alster innefattande materialet ifråga |
| US6426445B1 (en) * | 1995-01-10 | 2002-07-30 | The Procter & Gamble Company | Absorbent members comprising an agglomerate of hydrogel-forming absorbent polymer and particulate hydrophilic foam |
| FI100165B (fi) * | 1995-03-01 | 1997-10-15 | Bki Holding Corp | Menetelmä hygieniatuotteen imukerroksen valmistamiseksi ja menetelmäll ä valmistettu imukerros |
| GB9516404D0 (en) * | 1995-08-10 | 1995-10-11 | Camelot Superabsorbents Ltd | Absorbent article |
| US5658268A (en) * | 1995-10-31 | 1997-08-19 | Kimberly-Clark Worldwide, Inc. | Enhanced wet signal response in absorbent articles |
| US5800417A (en) * | 1995-12-12 | 1998-09-01 | Goerg-Wood; Kristin Ann | Absorbent composition comprising hydrogel-forming polymeric material and fiber bundles |
| US5866173A (en) * | 1996-11-18 | 1999-02-02 | The Procter & Gamble Company | Apparatus for producing absorbent products |
| US6608236B1 (en) | 1997-05-14 | 2003-08-19 | Kimberly-Clark Worldwide, Inc. | Stabilized absorbent material and systems for personal care products having controlled placement of visco-elastic fluids |
| SE514864C2 (sv) | 1997-06-26 | 2001-05-07 | Sca Hygiene Prod Ab | Insläpps- eller transportskikt för absorberande alster samt absorberande alster innefattande ett dylikt skikt och användning av skiktet |
| US6169223B1 (en) | 1999-02-08 | 2001-01-02 | Internationale Verbandstoff Fabrik Schaffhausen | Compress for medical treatment |
| EP1173128B2 (en) * | 1999-04-12 | 2009-05-06 | Kao Corporation | Disposable diaper |
| US6514615B1 (en) | 1999-06-29 | 2003-02-04 | Stockhausen Gmbh & Co. Kg | Superabsorbent polymers having delayed water absorption characteristics |
| DE19931192C1 (de) * | 1999-07-07 | 2000-10-19 | Sandler C H Gmbh | Aufnahme- und Verteilungselement für Flüssigkeiten in absorbierenden Artikeln |
| US6627789B1 (en) | 1999-10-14 | 2003-09-30 | Kimberly-Clark Worldwide, Inc. | Personal care product with fluid partitioning |
| US6723892B1 (en) | 1999-10-14 | 2004-04-20 | Kimberly-Clark Worldwide, Inc. | Personal care products having reduced leakage |
| EP1199056A1 (en) * | 2000-10-16 | 2002-04-24 | The Procter & Gamble Company | Breast pads |
| US6926862B2 (en) | 2001-06-01 | 2005-08-09 | Kimberly-Clark Worldwide, Inc. | Container, shelf and drawer liners providing absorbency and odor control |
| US6838590B2 (en) | 2001-06-27 | 2005-01-04 | Kimberly-Clark Worldwide, Inc. | Pulp fiber absorbent composites for personal care products |
| US6759567B2 (en) | 2001-06-27 | 2004-07-06 | Kimberly-Clark Worldwide, Inc. | Pulp and synthetic fiber absorbent composites for personal care products |
| JP4569061B2 (ja) * | 2001-09-05 | 2010-10-27 | トヨタ紡織株式会社 | 不織布の製造方法 |
| US20030065297A1 (en) * | 2001-09-28 | 2003-04-03 | The Procter & Gamble Company | Process for manufacturing disposable fluid-handling article |
| US6695516B2 (en) * | 2001-11-14 | 2004-02-24 | Ecolab Inc. | Floor finish application system using applicator pad and matched floor finish composition |
| US7794165B2 (en) * | 2001-11-14 | 2010-09-14 | Ecolab Inc. | Floor finish application system including refill station |
| US7232272B2 (en) * | 2001-11-14 | 2007-06-19 | Ecolab Inc. | Floor finish application system |
| US6838187B2 (en) | 2002-05-10 | 2005-01-04 | National Starch And Chemical Investment Holding Corporation | Water based adhesive composition with release properties |
| DE10225943A1 (de) | 2002-06-11 | 2004-01-08 | Basf Ag | Verfahren zur Herstellung von Estern von Polyalkoholen |
| US7819852B2 (en) * | 2003-06-20 | 2010-10-26 | The Procter & Gamble Company | Sanitary napkin for clean body benefit |
| US7662745B2 (en) | 2003-12-18 | 2010-02-16 | Kimberly-Clark Corporation | Stretchable absorbent composites having high permeability |
| US7938813B2 (en) | 2004-06-30 | 2011-05-10 | Kimberly-Clark Worldwide, Inc. | Absorbent article having shaped absorbent core formed on a substrate |
| US7772456B2 (en) | 2004-06-30 | 2010-08-10 | Kimberly-Clark Worldwide, Inc. | Stretchable absorbent composite with low superaborbent shake-out |
| US7247215B2 (en) * | 2004-06-30 | 2007-07-24 | Kimberly-Clark Worldwide, Inc. | Method of making absorbent articles having shaped absorbent cores on a substrate |
| US20060141891A1 (en) * | 2004-12-23 | 2006-06-29 | Kimberly-Clark Worldwide, Inc. | Absorbent structure with aggregate clusters |
| US20060204723A1 (en) * | 2005-03-11 | 2006-09-14 | Rachelle Bentley | Method of making absorbent core structures |
| US20060202379A1 (en) * | 2005-03-11 | 2006-09-14 | Rachelle Bentley | Method of making absorbent core structures with encapsulated superabsorbent material |
| US20060206073A1 (en) * | 2005-03-11 | 2006-09-14 | Crane Patrick L | Insitube-formed absorbent core structures |
| US7785309B2 (en) | 2005-08-31 | 2010-08-31 | Kimberly-Clark Worldwide, Inc. | Disposable garment with biaxially stretchable inner layer |
| US20080082075A1 (en) * | 2006-09-28 | 2008-04-03 | Tyco Healthcare Retail Services Ag | Absorbent article with a C-fold absorbent layer |
| US20080096150A1 (en) | 2006-10-23 | 2008-04-24 | 3M Innovative Properties Company | Dental articles, methods, and kits including a compressible material |
| US9539065B2 (en) | 2006-10-23 | 2017-01-10 | 3M Innovative Properties Company | Assemblies, methods, and kits including a compressible material |
| EP2079246A4 (en) * | 2006-11-01 | 2012-08-22 | Fujitsu Ltd | DEVICE AND METHOD FOR WIRELESS COMMUNICATION |
| FR2947174B1 (fr) * | 2009-06-24 | 2011-07-15 | Oreal | Composition cosmetique comprenant un polymere superabsorbant et un filtre uv organique |
| JP5571973B2 (ja) * | 2010-02-19 | 2014-08-13 | ユニ・チャーム株式会社 | 使い捨て着用物品 |
| EP2658469B1 (en) | 2010-12-30 | 2019-11-27 | 3M Innovative Properties Company | Bondable dental assemblies and methods including a compressible material |
| JP2014509907A (ja) * | 2011-03-24 | 2014-04-24 | スリーエム イノベイティブ プロパティズ カンパニー | コーティングされたポリマー成分を含む歯科用接着材 |
| GB2511528A (en) | 2013-03-06 | 2014-09-10 | Speciality Fibres And Materials Ltd | Absorbent materials |
| US10729600B2 (en) | 2015-06-30 | 2020-08-04 | The Procter & Gamble Company | Absorbent structure |
| US10337150B2 (en) * | 2015-07-24 | 2019-07-02 | The Procter & Gamble Company | Grafted crosslinked cellulose used in absorbent articles |
| ES2907470T3 (es) | 2015-11-04 | 2022-04-25 | Procter & Gamble | Artículo absorbente que comprende una estructura absorbente |
| US11173078B2 (en) | 2015-11-04 | 2021-11-16 | The Procter & Gamble Company | Absorbent structure |
| WO2017079602A1 (en) | 2015-11-04 | 2017-05-11 | The Procter & Gamble Company | Absorbent structure |
| BR112018009124A8 (pt) | 2015-11-04 | 2019-02-26 | Procter & Gamble | estrutura absorvente |
| JP6650051B2 (ja) * | 2017-05-08 | 2020-02-19 | ティーシーエム バイオサイエンシーズ インコーポレイテッド | 子宮頸部細胞を含む膣分泌物などの検体採取器具 |
| CN111278393A (zh) | 2017-11-06 | 2020-06-12 | 宝洁公司 | 具有适形特征部的吸收制品 |
| US20240065809A1 (en) | 2020-12-30 | 2024-02-29 | 3M Innovative Properties Company | Bondable orthodontic assemblies and methods for bonding |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3016599A (en) * | 1954-06-01 | 1962-01-16 | Du Pont | Microfiber and staple fiber batt |
| US3971373A (en) * | 1974-01-21 | 1976-07-27 | Minnesota Mining And Manufacturing Company | Particle-loaded microfiber sheet product and respirators made therefrom |
| US4100324A (en) * | 1974-03-26 | 1978-07-11 | Kimberly-Clark Corporation | Nonwoven fabric and method of producing same |
| US4103058A (en) * | 1974-09-20 | 1978-07-25 | Minnesota Mining And Manufacturing Company | Pillowed web of blown microfibers |
| CA1073648A (en) * | 1976-08-02 | 1980-03-18 | Edward R. Hauser | Web of blended microfibers and crimped bulking fibers |
| US4145464A (en) * | 1976-10-15 | 1979-03-20 | Scott Paper Company | Absorbent articles |
| AU516445B2 (en) * | 1977-10-17 | 1981-06-04 | Kimberly-Clark Corporation | Microfiber wipe |
| US4239043A (en) * | 1978-11-29 | 1980-12-16 | The Procter & Gamble Company | Absorbent means for catamenial devices |
| US4381782A (en) * | 1981-04-21 | 1983-05-03 | Kimberly-Clark Corporation | Highly absorbent materials having good wicking characteristics which comprise hydrogel particles and surfactant treated filler |
| US4373519A (en) * | 1981-06-26 | 1983-02-15 | Minnesota Mining And Manufacturing Company | Composite wound dressing |
| US4460642A (en) * | 1981-06-26 | 1984-07-17 | Minnesota Mining And Manufacturing Company | Water-swellable composite sheet of microfibers of PTFE and hydrophilic absorptive particles |
| IE53966B1 (en) * | 1981-11-24 | 1989-04-26 | Kimberly Clark Ltd | Microfibre web product |
| US4429001A (en) * | 1982-03-04 | 1984-01-31 | Minnesota Mining And Manufacturing Company | Sheet product containing sorbent particulate material |
| US4468428A (en) * | 1982-06-01 | 1984-08-28 | The Procter & Gamble Company | Hydrophilic microfibrous absorbent webs |
| US4578068A (en) * | 1983-12-20 | 1986-03-25 | The Procter & Gamble Company | Absorbent laminate structure |
| ZA851661B (en) * | 1984-03-29 | 1986-10-29 | Minnesota Mining & Mfg | Sorbent sheet material |
| US4755178A (en) * | 1984-03-29 | 1988-07-05 | Minnesota Mining And Manufacturing Company | Sorbent sheet material |
| US4604313A (en) * | 1984-04-23 | 1986-08-05 | Kimberly-Clark Corporation | Selective layering of superabsorbents in meltblown substrates |
| US4650479A (en) * | 1984-09-04 | 1987-03-17 | Minnesota Mining And Manufacturing Company | Sorbent sheet product |
| US4773903A (en) * | 1987-06-02 | 1988-09-27 | The Procter & Gamble Co. | Composite absorbent structures |
-
1987
- 1987-09-01 US US07/091,805 patent/US4865596A/en not_active Expired - Lifetime
-
1988
- 1988-08-30 ES ES88308008T patent/ES2042757T3/es not_active Expired - Lifetime
- 1988-08-30 AT AT88308008T patent/ATE92771T1/de not_active IP Right Cessation
- 1988-08-30 DE DE88308008T patent/DE3883113T2/de not_active Expired - Lifetime
- 1988-08-30 CA CA000576007A patent/CA1303831C/en not_active Expired - Lifetime
- 1988-08-30 EP EP88308008A patent/EP0306262B1/en not_active Expired - Lifetime
- 1988-09-01 JP JP63219603A patent/JP2716474B2/ja not_active Expired - Lifetime
-
1993
- 1993-08-12 GR GR920403140T patent/GR3008729T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ES2042757T3 (es) | 1993-12-16 |
| GR3008729T3 (xx) | 1993-11-30 |
| EP0306262A1 (en) | 1989-03-08 |
| US4865596A (en) | 1989-09-12 |
| JPH01153157A (ja) | 1989-06-15 |
| JP2716474B2 (ja) | 1998-02-18 |
| DE3883113D1 (de) | 1993-09-16 |
| ATE92771T1 (de) | 1993-08-15 |
| EP0306262B1 (en) | 1993-08-11 |
| CA1303831C (en) | 1992-06-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |